SOMERSET, PA · Somerset County

SOMERSET TWP MUN AUTH LISTIE Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.

System facts

System ID (PWSID): PA4560002
System type: Community Water System
Population served: 218
Service connections: 87
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Antimony, Total
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
2,3,7,8-TCDD
January 1, 2024 – August 16, 2024
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Barium
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Chromium
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Mercury
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Selenium
January 1, 2024 – December 31, 2024
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
December 1, 2023 – December 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2023 – October 31, 2023
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
October 1, 2023 – October 31, 2023
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
September 1, 2023 – September 30, 2023
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
August 1, 2023 – August 31, 2023
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Groundwater Rule
August 1, 2022 – August 31, 2022
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
August 1, 2021 – August 31, 2021
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
February 1, 2021 – February 28, 2021
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Endrin
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
LASSO
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Picloram
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Simazine
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Endothall
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Diquat
January 1, 2021 – August 17, 2021
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2021 – August 17, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 13, 2020 – December 24, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Groundwater Rule
November 1, 2020 – November 30, 2020
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2020 – November 30, 2020
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Chromium
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Mercury
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Nickel
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Selenium
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Benzene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Toluene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Styrene
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Selenium
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Nickel
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Barium
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2007 – December 31, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2006 – March 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2005 – December 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2005 – September 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2005 – June 30, 2005
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Styrene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Toluene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Benzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2005 – March 31, 2005
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2005 – February 9, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2004 – December 31, 2004
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2004 – September 30, 2004
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2004 – September 30, 2004
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
August 1, 1976 – July 31, 1980
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2024 – December 31, 2024	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2024 – August 16, 2024	Monitoring, Regular	2,3,7,8-TCDD	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Barium	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Chromium	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Mercury	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Selenium	—	Resolved
December 1, 2023 – December 31, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
October 1, 2023 – October 31, 2023	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2023 – October 31, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
September 1, 2023 – September 30, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
August 1, 2023 – August 31, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
August 1, 2022 – August 31, 2022	Treatment Technique (SWTR and GWR)	Groundwater Rule	Health-based	Resolved
August 1, 2021 – August 31, 2021	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
February 1, 2021 – February 28, 2021	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Endrin	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	LASSO	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Picloram	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Simazine	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Endothall	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Diquat	—	Resolved
January 1, 2021 – August 17, 2021	Monitoring, Regular	Dalapon	—	Resolved
November 13, 2020 – December 24, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 1, 2020 – November 30, 2020	Treatment Technique (SWTR and GWR)	Groundwater Rule	Health-based	Resolved
November 1, 2020 – November 30, 2020	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2016 – December 31, 2016	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2016 – December 31, 2016	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Chromium	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Mercury	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Nickel	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Selenium	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Benzene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Toluene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring, Regular	Styrene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Selenium	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Nickel	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Barium	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2006 – March 31, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2005 – December 31, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2005 – June 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Styrene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Toluene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Benzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2005 – March 31, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2005 – February 9, 2005	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2004 – September 30, 2004	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2004 – September 30, 2004	Monitoring and Reporting (DBP)	TTHM	—	Resolved
August 1, 1976 – July 31, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

April 2, 2025State Compliance achieved12 linked violations
February 12, 2025State Public Notification requested3 linked violations
February 12, 2025State Formal Notice of Violation issued12 linked violations
August 16, 2024State Compliance achieved1 linked violation
August 13, 2024State Formal Notice of Violation issued1 linked violation
June 25, 2024State Compliance achieved1 linked violation
April 25, 2024State Compliance achieved1 linked violation
March 29, 2024State Violation/Reminder Notice1 linked violation
November 30, 2023State Compliance achieved2 linked violations
November 30, 2023State Violation/Reminder Notice2 linked violations
November 22, 2023State Compliance achieved1 linked violation
November 8, 2023State Formal Notice of Violation issued1 linked violation
February 21, 2023State Violation/Reminder Notice1 linked violation
February 21, 2023State Compliance achieved1 linked violation
February 21, 2023State Public Notification received1 linked violation
November 15, 2021State Compliance achieved1 linked violation
September 27, 2021State Violation/Reminder Notice1 linked violation
September 27, 2021State Violation/Reminder Notice1 linked violation
August 17, 2021State Compliance achieved29 linked violations
August 5, 2021State Violation/Reminder Notice29 linked violations
April 16, 2021State Compliance achieved1 linked violation
March 22, 2021State Violation/Reminder Notice1 linked violation
January 13, 2021State Compliance achieved1 linked violation
December 24, 2020State Violation/Reminder Notice1 linked violation
December 24, 2020State Formal Notice of Violation issued2 linked violations
December 24, 2020State Compliance achieved2 linked violations
February 15, 2017State Compliance achieved2 linked violations
April 13, 2016State Compliance achieved32 linked violations
April 13, 2016State Public Notification received32 linked violations
February 1, 2016State Violation/Reminder Notice32 linked violations
February 3, 2015State Violation/Reminder Notice1 linked violation
February 3, 2015State Compliance achieved1 linked violation
July 12, 2013State Compliance achieved20 linked violations
May 20, 2013State Compliance achieved12 linked violations
April 26, 2013State Compliance achieved12 linked violations
March 19, 2013State Violation/Reminder Notice32 linked violations
June 20, 2012State Violation/Reminder Notice2 linked violations
June 20, 2012State Compliance achieved2 linked violations
April 3, 2008State Compliance achieved1 linked violation
April 20, 2006State Compliance achieved22 linked violations
April 20, 2006State Formal Notice of Violation issued20 linked violations
December 13, 2005State Consent Decree/Judgement1 linked violation
December 13, 2005State Compliance achieved1 linked violation
August 31, 2005State Consent Decree/Judgement1 linked violation
August 31, 2005State Compliance achieved1 linked violation
April 14, 2005State Compliance achieved1 linked violation
April 14, 2005State Consent Decree/Judgement1 linked violation
February 9, 2005State Compliance achieved1 linked violation
February 9, 2005State Other1 linked violation
February 7, 2005State Consent Decree/Judgement3 linked violations
February 7, 2005State Compliance achieved3 linked violations

Contact

SOMERSET TWP MUN AUTH LISTIE

814-445-5842

SOMERSET, PA 15501